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Matches 1 - 50 out of 33,934

Document Document Title
WO/2019/069080A1
The present invention relates to a catalyst for selective hydrodesulphurization of cracked naphtha streams in the form of an extrudate, which comprises a support based on an inorganic oxide and an outer layer bound to the support, wherei...  
WO/2019/069854A1
The present invention aims to provide a regeneration method capable of sufficiently restoring the catalytic performance of a solid catalyst used in a dehydration reaction of lactic acid and derivatives thereof. The present invention rela...  
WO/2019/066311A1
The present invention relates to a method for preparing 1,1,2-trichloroethane. According to the present invention, a method capable of preparing 1,1,2-trichloroethane using simplified equipment at a high reaction yield is provided.  
WO/2019/064674A1
The purpose of the present invention is to produce a titanium material, on the surface of which a crystalline titanium oxide film is formed. This titanium material, on the surface of which a crystalline titanium oxide film is formed, is ...  
WO/2019/065258A1
A carbon dioxide reduction device according to the present invention is provided with: a first electrode; at least any one among an electrolytic solution and ion transport membrane; and a second electrode, wherein the first electrode is ...  
WO/2019/055449A1
A composition comprising a supported hydrogenation catalyst comprising palladium and a support, wherein the supported hydrogenation catalyst is capable of selectively hydrogenating highly unsaturated hydrocarbons to unsaturated hydrocarb...  
WO/2019/052167A1
A nitrogen-doped mesoporous carbon-wrapped titanium dioxide composite photocatalyst, a preparation method therefor and an application thereof. The preparation method comprises the following steps: dissolving an organic ligand and Ti(OC3H...  
WO/2019/055451A1
A composition containing a supported hydrogenation catalyst comprising palladium and a support, wherein the supported hydrogenation catalyst is capable of selectively hydrogenating highly unsaturated hydrocarbons to unsaturated hydrocarb...  
WO/2019/047081A1
The present invention provides a method for forming a selenium-doped graphite phase carbon nitride nano-film on a surface of metal aluminum, so as to provide a key material for the development and manufacture of various human wearable de...  
WO/2019/049476A1
[Problem] To control the ratio between hydrogen to be produced and carbon monoxide to be produced in a synthesis gas production system. [Solution] A synthesis gas production system 1 which produces CO and H2 by means of electric reductio...  
WO/2019/047602A1
A method for preparing bismuth sulfide-modified gold nanoparticles/a sodium dioxide nanotube structure and an application thereof, the method comprising: selecting a substrate, and pre-processing the substrate; preparing a TiO2 nanotube ...  
WO/2019/045470A1
The present invention relates to a method for preparing a sulfated metal oxide catalyst for chlorination, and a method for preparing a reaction product comprising methyl chloride (CH3Cl) by using a sulfated metal oxide catalyst. A sulfat...  
WO/2019/046558A1
This disclosure relates to SA alkylation reactor systems. The reactor system involves a closed reactor vessel comprising a shell, a vapor outlet, and an emulsion outlet. The reactor system also involves a distributor located at the lower...  
WO/2019/046554A1
This disclosure relates to methods of converting an HF alkylation unit which utilizes HF as a reaction catalyst to a sulfuric acid alkylation unit which utilizes sulfuric acid as a reaction catalyst. This disclosure also relates to a seg...  
WO/2019/039909A1
The present application relates to a silica membrane production method. The present application can provide a method which allows mass production of silica membranes, having excellent tolerance for vertical and tangential loads, without ...  
WO/2019/038068A1
The invention concerns a crystalline aluminic material comprising a carbonaceous deposit, the amount of deposited carbon being between 1 and 15 wt% of the total weight of the material, prepared by a method comprising at least one step of...  
WO/2019/038607A1
The present invention concerns a photocatalytic system comprising or consisting of: a titanium-based metal-organic framework MOF based on or including a single ligand type or a plurality of different ligand types for generating photo-gen...  
WO/2019/040481A1
Processes for reforming a hydrocarbon feedstock by selectively reforming different subcomponents or fractions of the feedstock using at least two compositionally-distinct reforming catalysts. Advantages may include a decreased rate of re...  
WO/2019/040738A1
Improved electrochemical production of hydrogen peroxide is provided with a mesoporous carbon catalyst is both O- and N- doped. The resulting catalyst works pH-neutral solutions to enable applications such as environmental water treatment.  
WO/2019/034987A1
Methods, catalysts, and systems for the production of 1,3-butadiene from a reaction mixture including ethylene and gaseous sulfur are described.  
WO/2019/029513A1
A method for preparing a Fenton catalyst. The method comprises the following steps: a, grinding a precursor FeCl3·6H20 into a powder; b, sealing the precursor FeCl3·6H20 powder in a crucible; c, calcinating the crucible, in which the p...  
WO/2019/030278A1
A catalyst composition for catalytic reduction of NOx compounds, comprising Fe deposited on a porous support comprising at least 60 wt % of a calcium-deficient hydroxyapatite having a Ca/P molar ratio of less than 1.67. The support prefe...  
WO/2019/031592A1
A method for producing a transparent electrode for oxygen production, said transparent electrode comprising a Ta nitride layer on a transparent substrate. This method for producing a transparent electrode for oxygen production comprises:...  
WO/2019/024146A1
Disclosed are a black phosphorus/precious metal composite material, a preparation method and the use thereof, wherein the black phosphorus/precious metal composite material is a product of precious metal nano-particles and/or precious me...  
WO/2019/025900A1
Oxidative dehydrogenation catalysts for converting lower paraffins to alkenes such as ethane to ethylene when prepared as an agglomeration, preferably extruded with supports consisting of slurries of Nb2O5.  
WO/2019/026640A1
Provided are a catalyst precursor for producing a catalyst having a high yield of methacrylic acid, a catalyst, and a method for producing methacrylic acid and a methacrylic acid ester. A catalyst precursor including a heteropoly acid sa...  
WO/2019/025981A1
Oxidative dehydrogenation catalysts for converting lower paraffins to alkenes such as ethane to ethylene when prepared as an agglomeration, preferably extruded with supports selected from the group consisting of slurries of TiO2, ZrO2 Al...  
WO/2019/019866A1
Disclosed is a method for preparing lignin-reduced carbon nitride modified by nano gold particles for efficiently treating organic pollution, the method involving first calcinating a precursor in a muffle furnace at a high temperature to...  
WO/2019/020793A1
The present invention is directed to a process for producing a shaped catalyst body comprising silver applied to an alumina support, which comprises providing an alumina support, with a defined pore structure and then applying a defined ...  
WO/2019/021181A1
Metal modified 2-D and 3-D tetrazole-based carbon nitride materials, method of making and method of use are described. The materials include a catalytic metal, preferably Fe or Ru, and have a nitrogen to carbon ratio of between 1.36 and ...  
WO/2019/021189A1
A method for preparing a nanocomposite heteroj unction is disclosed. The method can include combining a first semiconductor nanomaterial (X) having its surface functionalized with a negatively charged ligand (L") with a second semiconduc...  
WO/2019/019804A1
A preparation method for a lanthanide fluoride two-dimensional porous nanosheet. A water-soluble lanthanide metal salt is mixed with a sodium acetate aqueous solution in a nitrogen gas atmosphere to obtain a mixture; a fluoride salt-cont...  
WO/2019/022426A1
The present invention relates to a method for preparing N-substituted maleimide and, more particularly, to a method for preparing N-substituted maleimide, comprising the steps of: a) reacting maleic anhydride with a primary amine in the ...  
WO/2019/018103A1
Catalyst compositions with improved alkylation activity and corresponding methods for making such catalyst compositions are provided. The catalyst(s) correspond to solid acid catalysts formed by exposing a catalyst precursor with a zeoli...  
WO/2019/018709A1
Novel multi-metal catalysis comprising abundant Earth metals are described herein. Devices comprising the catalysts of the invention are also described. Methods of producing the catalysts are also described herein. Methods of producing h...  
WO/2019/016372A1
Disclosed is a catalyst for use in hydrotreating hydrocarbon feedstoacks and methods of making the same catalyst. Specifically, a catalyst is disclosed comprises at least one Group VIB metal component, at least one Group VIII metal compo...  
WO/2019/015356A1
Disclosed is a method for rapidly preparing a mica-supported carbon nitride photocatalytic material by means of microwaves, wherein the mica-supported carbon nitride photocatalytic material is prepared by coating the surface of a two-dim...  
WO/2019/016375A1
Generally, it is disclosed a catalyst for use in a hydrotreating hydrocarbon feedstocks and the method of making such catalyst. It is generically provided that the catalyst comprises at least one Group VIB metal component, at least one G...  
WO/2019/016852A1
Provided is a method which is for producing an electrode catalyst and by which an electrode provided with a transition metal-containing sulfide can be produced through a simple method and the size of the sulfide produced can also be easi...  
WO/2019/012278A1
The present invention relates to novel sulfur-doped carbonaceous porous materials. The present invention also relates to processes for the preparation of these materials and to the use of these materials in applications such as gas adsor...  
WO/2019/013051A1
Provided are a carbon catalyst exhibiting both superior catalytic activity and superior durability, a cell electrode, and a cell. The carbon catalyst contains iron, exhibits a mass-reduction rate from 200°C to 1200°C of no more than 12...  
WO/2019/013116A1
A catalyst is provided with which a target product can be manufactured with high selectivity. The present invention is a method for manufacturing a catalyst that is used when subjecting unsaturated aldehyde to gas-phase catalytic oxidati...  
WO/2019/012874A1
The present invention provides a catalyst 10 for exhaust gas purification provided with a base material 11 having a wall flow type structure, and a catalyst layer 20. The catalyst layer 20 is provided with: a part A 20a provided inside w...  
WO/2019/013050A1
Provided are: a carbon catalyst which has excellent durability; a battery electrode; and a battery. This carbon catalyst comprises: a carbon structure which has a nitrogen desorption amount of 0.75 × 10-5 mol/g or more over the range fr...  
WO/2019/013095A1
A method for producing methyl dichlorophosphane, said method comprising a step for reacting methane with phosphorus trichloride in the presence of an additive with the use of a metal compound and/or a metal compound held on a support.  
WO/2019/013052A1
Provided are: a carbon catalyst with excellent catalytic activity and excellent durability; a battery electrode; and a battery. The carbon catalyst comprises a carbon structure for which: the crystallite size Lc, calculated using the Bra...  
WO/2019/008053A1
The invention relates to a system consisting of a substrate with flow channels and at least one catalytically active substance, preferably Pt, Rh or rare earth compounds, the substrate-forming material having a capillary interconnecting ...  
WO/2019/007381A1
Disclosed are a composition capable of reducing CO and NOx emissions, a preparation method therefor and the use thereof, and a fluid catalytic cracking method. The composition capable of reducing the CO and NOx emissions comprises: an in...  
WO/2019/000477A1
A method for preparing CdS nanorods, the preparation method comprising the following steps: S1, mixing cadmium acetate with trioctylphosphine, stirring and heating under a nitrogen atmosphere, and then injecting a sulfur solution into th...  
WO/2019/005770A1
The invention provides a process for the catalytic reforming of hydrocarbons comprising contacting the hydrocarbon feed in two or more sequential catalyst zones. The initial catalyst zone is a fixed-bed system and contains an initial cat...  

Matches 1 - 50 out of 33,934